We study the impact of fuel taxes and kilometer taxes on households’ choices of vehicle quality, on their demand for kilometers driven, and on fuel consumption. Moreover, embedding this information in a model of the car market, we analyze the implications of these taxes for the opportunity costs of owning cars of different quality. Higher quality raises the fixed cost of car ownership, but it m...

Chinese privet, Ligustrum sinense Lour., is an invasive shrub within riparian areas of the southeastern United States. Biological control is considered the most suitable management option for Chinese privet. The potential host range of the lace bug, Leptoypha hospita Drake et Poor, was evaluated on the basis of adult feeding and oviposition, combined oviposition-nymphal development no-choice te...

Keywords: Invasive plants Chinese privet Long term Pollinators Bees Butterflies a b s t r a c t Chinese privet (Ligustrum sinense) is an invasive shrub of the Southeastern U.S. that forms dense stands and limits biodiversity. It was removed from heavily infested riparian forests of the Georgia Piedmont in 2005 by mulching machine or chainsaw felling and subsequent herbicide application. Abundan...

Triangulation of research methods was used to investigate family planning practices among Swazi women, men and adolescents. Seventeen focus group interviews were conducted. The findings of focus group interviews were used to develop a structured interview schedule for conducting quantitative research. Both the qualitative and quantitative research results revealed that value of children, lack o...

AIMS AND BACKGROUND Increasing smoke-free homes is an important public health goal, but only few interventions have yielded positive results. The aim of the "Don't smoke in our home" trial was to evaluate a counseling intervention focused on promoting totally smoke-free homes and cars (TSFHC) delivered to women with children resident in four Tuscan towns. METHODS AND STUDY DESIGN We used a tw...

background: no study has been conducted yet on the process of adjustment of wives with their husbands’ erectile dysfunction in the transitional stages, and there is lack of understanding of this process in iran. objectives: a qualitative, grounded-theory study was designed to examine the process of adjustment of wives with their husbands’ erectile dysfunction in transitional stages. materials a...

BACKGROUND One out of seven teenage girls in developing countries marries before the age of 15. While the fertility rate of teenage girls is high, the rate of contraceptive use remains low; therefore, this group of teenagers needs reproductive healthcare. This study was undertaken to explore factors influencing the use of contraceptives from the perspective of teenage women living in the city o...